Teaching material



1.-2. Teaching material

1.1: Front

1.2: Back

1.3: First perspective front

1.4: Second perspective front

1.5: First side

1.6: Second side

1.7: Third side

1.8: Fourth side

1.9: Transition state

2.1: Front view of square state

2.2: Back view of square state

2.3: Perspective front view of square state

2.4: Intermediate state

2.5: Front view of triangle state

2.6: Back view of triangle state

2.7: Perspective front view of triangle state

2.8: Side view of square state

2.9: Second perspective view of triangle state

Design 1: model of a geometrical rearrangement of faces between a squareand an equilateral triangle; design 2: model of a geometricalrearrangement of faces between a square and an equilateral triangle.

CLAIM The ornamental design for a teaching material, as shown anddescribed.